#33D5FC
Closest named color: Bright Sky Blue (#02CCFE). oklch(81% 0.136 218.8), rgb(51, 213, 252).
Aa
Black text reads best on this color (12.06:1).
About this color
#33D5FC is a light, moderately saturated teal or cyan. In OKLCH its lightness is 81%, its chroma 0.136 and its hue 219°. Its hue sits on the cool side of the wheel. The nearest named color is Bright Sky Blue (#02CCFE), ΔE 0.030 away. Black text reads best on it, at 12.06:1.
| Hue family | Teals and cyans |
| Lightness | light (81%) |
| Chroma | moderately saturated (0.136) |
| Temperature | cool |
| Nearest name | Bright Sky Blue (#02CCFE) |
| Black text | 12.06:1 |
| White text | 1.74:1 |
Values
| HEX | #33D5FC |
| RGB | rgb(51, 213, 252) |
| HSL | hsl(192, 97%, 59%) |
| OKLCH | oklch(81% 0.136 218.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #33D5FC | 1.74:1 | Fails | Lc -35.0 | Non-text elements, placeholder text |
| Black text on #33D5FC | 12.06:1 | AAA | Lc 72.7 | Content text, not long reading |
| #33D5FC text on white | 1.74:1 | Fails | Lc 31.2 | Non-text elements, placeholder text |
| #33D5FC text on black | 12.06:1 | AAA | Lc -71.6 | Content text, not long reading |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#E9F9FE
oklch(97.2% 0.018 218.4)
-
Step 100
100
#CEF1FC
oklch(93.7% 0.039 218.7)
-
Step 200
200
#A0E6FB
oklch(88.6% 0.075 218.5)
-
Step 300
300 (this color)
#33D5FC
oklch(81% 0.136 218.8)
-
Step 400
400
#00B3D6
oklch(70.8% 0.128 218.5)
-
Step 500
500
#0099B8
oklch(63.1% 0.114 219)
-
Step 600
600
#00819B
oklch(55.7% 0.1 218.5)
-
Step 700
700
#006C83
oklch(49.1% 0.089 219.3)
-
Step 800
800
#00596B
oklch(42.8% 0.077 217.7)
-
Step 900
900
#004A5A
oklch(37.8% 0.068 218.5)
-
Step 950
950
#002C36
oklch(27% 0.048 217.4)
#33D5FC with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #BDCFFE | 0.116 |
| Deuteranopia (no green cones) | #A2BCFC | 0.103 |
| Tritanopia (no blue cones) | #00E2E1 | 0.062 |
| Achromatopsia (no color) | #C4C4C4 | 0.137 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #33D5FC
#33D5FC
oklch(81% 0.136 218.8)
- #FFA88B
#FFA88B
oklch(81.1% 0.111 39.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #33D5FC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Bright Sky Blue #02CCFE ΔE 0.030
- Vivid Sky Blue #4CC9F0 ΔE 0.032
- Aqua Blue #02D8E9 ΔE 0.034
- Lightblue #7BC8F6 ΔE 0.051
- Sky #82CAFC ΔE 0.056
- Light Sky Blue #87CEFA ΔE 0.056
- Sky Blue #87CEEB ΔE 0.056
- Dark Turquoise #00CED1 ΔE 0.064
Use #33D5FC in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.